As you know, our tax return is much quicker and simpler than HMRC’s. To be fair, though, they do have some good resources.

Here’s are the links that you’ll find most useful:

Paying your Self Assessment tax bill: https://www.gov.uk/pay-self-assessment-tax-bill
Setting up a payment plan: https://www.gov.uk/difficulties-paying-hmrc

HMRC app: https://www.gov.uk/guidance/download-the-hmrc-app

Register for Self-Assessment: https://www.gov.uk/register-for-self-assessment

Self-Assessment Help Videos: https://www.gov.uk/guidance/help-and-support-for-self-assessment